News - Inventories

The air pollutant emissions inventories for England, Scotland, Wales, and Northern Ireland were published in September 2025. The data covers the period 2005 to 2023, for the pollutants ammonia, carbon monoxide, nitrogen oxides, non-methane volatile organic compounds, PM10, PM2.5, sulphur dioxide, and lead. In addition, experimental inventory statistics are presented for emissions of benzo[a]pyrene, dioxins and furans, and mercury.

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The Aether team is supporting reviews of air pollutant and greenhouse gas inventories for several European countries, including under the NECD, ESR, and LULUCF regulations. These reviews ensure accurate emissions data to meet EU targets for 2030. The team is also helping build capacity in countries needing extra support, contributing to cleaner air and better climate policy implementation across Europe.

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Iceland LULUCF

1 June 2025

Aether partnered with Land and Forest Iceland to improve Iceland’s GHG inventory for the LULUCF sector, focusing on technical support and developing a framework for climate policies.

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Aether’s Melanie Hobson worked with the Asian Development Bank to undertake consultation and provide capacity building on MRV and GHG inventory compilation in October 2023.

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Aether's report summarises the Welsh public sector's carbon emissions and identifies priority areas for action to reach the 2030 net zero target.

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Melanie Hobson co-authored a briefing note on including the waste sector in Pakistan’s revised Nationally Determined Contribution.

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In 2020 and 2021, Aether worked with Vivid Economics and a local consultant to develop a low emission development strategy and action plan for Belize.

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Aether is now leading on the compilation and reporting of greenhouse gas and air pollution inventories for England and the Devolved Administrations.

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Aether is working with Dumfries and Galloway Council to monitor progress towards their net zero target.

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This year Aether has joined the SME Climate Hub commitment to be carbon-neutral before 2050. Lotte Gleeson explores our 2020 carbon footprint and the impact of Covid-19.

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Nearly 200 air quality inventory compilers, modellers and policy makers from around the world participated in the 2021 meeting of the UN's Task Force on Emission Projections (TFEIP).

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Aether lead the development of the Welsh Governments net zero reporting guide now published for use by the Welsh Public Sector.

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Testimonial

Don't just take our word for it...

“ Aether was a great asset in involving/engaging with Member States experts on highly technical subjects regarding GHG reporting. Very clear communication of issues and results. ”

Andreas Pilzecker, DG CLIMA

“ Aether delivered training workshops and generated learning materials for our SSN members, providing technical content in a manageable and comprehendible format. We particularly benefitted from their extensive knowledge and ability to interpret the needs of our members into the training materials. ”

Jennifer Anderson, Sustainable Scotland Network

“ Aether's approach to couple innovative visualisation with high expertise manpower delivered valuable insights for our inventory work. ”

Umweltbundesamt (Germany)

“ Professional team and very collaborative communication. Effective result in terms of suggestions for improvement in the quality of the inventory and proposals on how to streamline specific topics. ”

Italian Institute for Environmental Protection and Research

“ If we have a need for any more reports in the future Aether will be first on my list. ”

Alan Hardy, Kyson Design

“ Aether is a great partner for work in the area of European Air Emissions. The team was committed, reliable, well organised and had a deep technical understanding and motivated other partners with their good spirit. ”

Umweltbundesamt: Environment Agency Austria

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